Skateboard



FIG. 1 is a top plan view of a skateboard showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a rear elevational plan view thereof.

The indicia or broken lines shown on the figures are for illustrative purposes only and are hereby disclaimed as forming no part of Applicant's claimed invention. 

The ornamental design for a skateboard, as shown and described. 